Cap accessory



FIG. 1 is a top perspective view of a cap accessory of the present design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is top view thereof; and,

FIG. 8 is bottom view thereof.

The portions of the drawings shown in broken lines represent environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a cap accessory, as shown and described. 